__________ Rebellion was a protest by farmers in Massachusetts to stop foreclosures by state courts

The League of Nations was the last organization that tried to regulate the exploitation of whales

Indicate whether this statement is true or false.

A state sales tax is an example of a __________ tax, while federal income taxes are an example of a __________ tax

A) regressive; flat B) regressive; progressive C) progressive; flat D) progressive; regressive E) flat; progressive